Super Low Energy Programme

The SLE programme is the next wave of Singapore’s green building movement. SLE buildings feature best-in-class energy efficiency, the use of onsite and offsite renewable energy and other intelligent energy management strategies.

Green Mark SLE certification

BCA is inviting industry practitioners and government agencies to strive to achieve at least one GM SLE project by 2023. The SLE Challenge applies to both new and existing non-residential buildings.

Green Mark SLE categories

 Categories Description
 Super Low Energy (SLE) Best-in-class energy performing building that achieves at least 40%* energy savings based on prevailing code


*(equivalent to 60% energy savings above the 2005 building code)

 Zero Energy (ZE) Best-in-class energy performing building with all energy consumption, including plug load, supplied from renewable sources 

Popular e-Services


The Construction Workforce Registration System (CWRS) is an online portal for CoreTrade and Multi-skilling registration and the renewal of Direct R1 eligibility.

Online Registration for Verification System

ORV allows you to register the workers for Identity Verification and check your registration status online.

Online PTO System

Lift and escalator owners, contractors and Authorised Examiners (AEs) can apply for and view applications for Permit to Operate (PTO) here.